Lighting fixture



FIG. 1 is a front isometric view of a lighting fixture according to the design;

FIG. 2 is a front elevation view of the lighting fixture of FIG. 1; and,

FIG. 3 is a side elevation view of the lighting fixture of FIG. 1.

The broken lines in the drawings illustrate portions of the lighting fixture and do not form part of the claimed design. 

CLAIM The ornamental design for lighting fixture, as shown and described. 